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Daikin 3MXS40K2V1B User Manual

Daikin 3MXS40K2V1B
462 pages
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Service
Manual
SiBE121135
E / F / G / K-Series
[Applied Models]
O Inverter Multi : Cooling Only
O Inverter Multi : Heat Pump

Table of Contents

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Daikin 3MXS40K2V1B Specifications

General IconGeneral
Model3MXS40K2V1B
CategoryAir Conditioner
Cooling Capacity4.0 kW
Outdoor Unit Weight34 kg
Power Supply220-240V / 50Hz / 1Ph
RefrigerantR32

Summary

Part 1 List of Functions

Cooling Only

Details functions for cooling-only operation, covering outdoor and indoor units.

Heat Pump

Details functions for heat pump operation, covering outdoor and indoor units.

Part 2 Specifications

Cooling Only

Provides specifications for outdoor and indoor units in cooling-only mode.

Heat Pump

Provides specifications for outdoor and indoor units in heat pump mode.

Part 3 Printed Circuit Board Connector Wiring Diagram

Outdoor Unit

Details connector wiring for outdoor unit main and service monitor PCBs.

Indoor Unit

Details connector wiring for various indoor unit PCBs like control, signal receiver, and sensor.

Wired Remote Controller

Details connector wiring for wired remote controllers like BRC1D528 and BRC1E52A7/B7.

Part 4 Function and Control

Indoor Unit Control (RA Models)

Explains control functions for RA indoor units, including temperature, airflow, and special operations.

Indoor Unit Control (SA Models)

Explains control functions for SA indoor units, focusing on drain pump, thermistor, and freeze prevention.

Function of Thermistor

Describes the function of various thermistors used for temperature detection and control.

Control Specification

Details control specifications including mode hierarchy, frequency control, and malfunction detection.

Part 5 Operation Manual

System Configuration

Provides guidance on handling and operating the air conditioner after installation.

RA Indoor Unit

Details manual contents and reference pages for RA indoor units.

SA Indoor Unit

Details manual contents for SA indoor units, including remote controller information.

Part 6 Service Diagnosis

Troubleshooting with LED

Provides guidance on troubleshooting indoor and outdoor units using LED indicators.

Problem Symptoms and Measures

Lists common problems and their corresponding measures for diagnosis.

Service Check Function

Details service check procedures for remote controllers and system checks.

Code Indication on Remote Controller

Lists error codes displayed on the remote controller and their descriptions.

Part 7 Removal Procedure

Outdoor Unit: 40-75 Class

Details removal procedures for outdoor units of 40-75 class, including panels, PCBs, and components.

Outdoor Unit: 80/90 Class

Details removal procedures for outdoor units of 80/90 class, including panels, PCBs, and components.

Part 8 Trial Operation and Field Settings

Pump Down Operation

Explains the procedure for pump down operation for relocating or disposing the unit.

Forced Operation

Describes forced cooling and heating operations and their conditions.

Wiring Error Check Function

Details the wiring error check function for automatic correction of wiring errors.

Trial Operation

Provides instructions for carrying out trial operation for indoor units and checking functions.

Field Settings

Explains field settings, including priority room settings and mode lock configurations.

Part 9 Appendix

Piping Diagrams

Illustrates piping diagrams for various outdoor and indoor unit models.

Wiring Diagrams

Provides wiring diagrams for outdoor and indoor units, detailing component connections.

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